Photochemical rearrangement of α-chloro-propiophenones to α-arylpropanoic acids: studies on chirality transfer and synthesis of (S)-(+)-ibuprofen and (S)-(+)- …

~45%

~25%

~86%

~%

~%

~%

~24%

~23%

~%

~11%

~10%

~%

~4%

~85%

~30%

~%

~44%

~72%